A €513m contract to build a 4km section, including stations at Pont-de-Sèvres and Issy RER, was awarded to a group led by Bouygues Travaux Public and including Soletanche Bachy France, Soletanche Bachy Tunnels, Bessac and Sade.


The other contract worth €156m to construct Noisy Champs station was awarded to a consortium led by Vinci Construction France and including Dodin Campernon Bernard, Spie Batignolles, Botte Fondations, and Spie Fondations.

By the end of the year, 41 work sites will be operational, the first of 10 tunnel boring machines will be at work, and around 4000 people will be working on the project. The underground express metro line will have 16 stations including interchanges with RER Line B and the metro.

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Grand Paris L15 south map